<?php

/*
 +--------------------------------------------------------------------+
 | CiviCRM version 3.3                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2010                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 *
 * @package CRM
 * @copyright CiviCRM LLC (c) 2004-2010
 * $Id$
 *
 */

require_once 'CRM/Utils/Type.php';


class CRM_Activity_Import_Field 
{
  
    /**#@+
     * @access protected
     * @var string
     */

    /**
     * name of the field
     */
    public $_name;

    /**
     * title of the field to be used in display
     */
    public $_title;

    /**
     * type of field
     * @var enum
     */
    public $_type;

    /**
     * is this field required
     * @var boolean
     */
    public $_required;

    /**
     * data to be carried for use by a derived class
     * @var object
     */
    public $_payload;

    /**
     * regexp to match the CSV header of this column/field
     * @var string
     */
     public $_headerPattern;

    /**
     * regexp to match the pattern of data from various column/fields
     * @var string
     */
     public $_dataPattern;

    /**
     * value of this field
     * @var object
     */
    public $_value;



    function __construct( $name, $title, $type = CRM_Utils_Type::T_INT, $headerPattern = '//', $dataPattern = '//') {
        $this->_name      = $name;
        $this->_title     = $title;
        $this->_type      = $type;
        $this->_headerPattern = $headerPattern;
        $this->_dataPattern = $dataPattern;
    
        $this->_value     = null;
    }

    function resetValue( ) {
        $this->_value     = null;
    }

    /**
     * the value is in string format. convert the value to the type of this field
     * and set the field value with the appropriate type
     */
    function setValue( $value ) {
        $this->_value = $value;
    }

    function validate( ) {

        if ( CRM_Utils_System::isNull( $this->_value ) ) {
            return true;
        }
        return true;
    }

}


